phoenix liveview helpers

api_web.ex

defmodule ApiWeb do
  @moduledoc """
  The entrypoint for defining your web interface, such
  as controllers, views, channels and so on.

  This can be used in your application as:

      use ApiWeb, :controller
      use ApiWeb, :view

  The definitions below will be executed for every view,
  controller, etc, so keep them short and clean, focused
  on imports, uses and aliases.

  Do NOT define functions inside the quoted expressions
  below. Instead, define any helper function in modules
  and import those modules here.
  """

  def controller do
    quote do
      use Phoenix.Controller, namespace: ApiWeb
      import Plug.Conn
      import ApiWeb.Gettext
      alias ApiWeb.Router.Helpers, as: Routes
    end
  end

  def view do
    quote do
      use Phoenix.View,
        root: "lib/api_web/templates",
        namespace: ApiWeb

      use Phoenix.HTML

      # Import convenience functions from controllers
      import Phoenix.Controller,
        only: [get_flash: 1, get_flash: 2, view_module: 1, view_template: 1]

      # Include shared imports and aliases for views
      unquote(view_helpers())
    end
  end

  def live_view(layout \\ "front") do
    quote do
      use Phoenix.LiveView,
        layout: {ApiWeb.LayoutView, "live/" <> layout <> ".html"}

      unquote(view_helpers())
    end
  end

  def live_component do
    quote do
      use Phoenix.LiveComponent

      unquote(view_helpers())
    end
  end

  def router do
    quote do
      use Phoenix.Router
      import Plug.Conn
      import Phoenix.Controller
      import Phoenix.LiveView.Router
      import Phoenix.LiveView.Helpers
    end
  end

  def channel do
    quote do
      use Phoenix.Channel
      import ApiWeb.Gettext
    end
  end

  defp view_helpers do
    quote do
      # Use all HTML functionality (forms, tags, etc)
      use Phoenix.HTML

      # Import LiveView helpers (live_render, live_component, live_patch, etc)
      import Phoenix.LiveView.Helpers
      import ApiWeb.LiveHelpers

      # Import basic rendering functionality (render, render_layout, etc)
      import Phoenix.View

      import ApiWeb.ErrorHelpers
      import ApiWeb.Gettext
      alias ApiWeb.Router.Helpers, as: Routes

      def render_partial(template, assigns \\ []) do
        render(ApiWeb.PartialView, template, assigns)
      end
    end
  end

  @doc """
  When used, dispatch to the appropriate controller/view/etc.
  """
  defmacro __using__(which) when is_atom(which) do
    apply(__MODULE__, which, [])
  end
end

partials_view.ex

defmodule ApiWeb.PartialsView do
  use ApiWeb, :view
end